{"categories":["SECURITY"],"version":"1.0","height":"190","title":" XSS\u306e\u51fa\u984c \u56de\u7b54\u7de8","type":"rich","provider_url":"https://hatena.blog","blog_url":"https://hasegawa.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhasegawa.hatenablog.com%2Fentry%2F20070313%2Fp1\" title=\" XSS\u306e\u51fa\u984c \u56de\u7b54\u7de8 - \u8449\u3063\u3071\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"hasegawayosuke","url":"https://hasegawa.hatenablog.com/entry/20070313/p1","author_url":"https://blog.hatena.ne.jp/hasegawayosuke/","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/h/hasegawayosuke/20070313/20070313231301.png","published":"2007-03-13 00:00:00","description":"3\u67087\u65e5\u306e\u51fa\u984c\u306e\u89e3\u8aac\u3002 \u4f8b\u984c\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3082\u3069\u304d\u306f\u3001\u30af\u30a8\u30ea\u30b9\u30c8\u30ea\u30f3\u30b0\u3068\u3057\u3066\u4e0e\u3048\u305f\u6587\u5b57\u5217\u304c <input> \u306e value \u306b\u30bb\u30c3\u30c8\u3055\u308c\u308b\u3001\u3068\u3044\u3046\u4ed5\u69d8\u3067\u3059\u3002 \u4f8b\u3048\u3070\u3001\"abc\"\u3092\u4e0e\u3048\u305f\u5834\u5408\u306b\u306f\u3001\u51fa\u529b\u3055\u308c\u308b HTML \u306f <input type=text id=q name=q size=40 value=abc> \u3068\u306a\u308a\u307e\u3059\u3002value\u5c5e\u6027\u304c\u5f15\u7528\u7b26\u3067\u56f2\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u304c \u300c&\u300d\u300c>\u300d\u300c<\u300d\u300c\"\u300d\u300c'\u300d\u306e\u5404\u6587\u5b57\u306fHTML\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u308b \u30b9\u30da\u30fc\u30b9\u306f\u524a\u9664\u3055\u308c\u308b 0x21\u304b\u30890x7e\u306e\u7bc4\u56f2\u306b\u306a\u3044\u6587\u5b57\u3082\u524a\u9664\u3055\u308c\u308b \u3068\u3044\u3046\u30d5\u30a3\u30eb\u30bf\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u4e00\u898b\u3059\u308b\u3068\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u633f\u5165\u306f\u7121\u7406\u306b\u601d\u3048\u307e\u3059\u3002 \u3068\u2026","blog_title":"\u8449\u3063\u3071\u65e5\u8a18","width":"100%"}